books.google.co.inhttp://books.google.co.in/books/about/A_handbook_of_Sansk%E1%B9%9Bit_literature_with.html?id=EcAIAAAAQAAJ&q=gymnosphists&utm_source=gb-gplus-shareA handbook of Sanskṛit literature: with appendices descriptive of the mythology, castes, and religious sects of the Hindus